open.codes - robtex.com
open.codes
| DNSSEC | ⚠️ Not signed | ||||||
| A | 193.197.168.19🇩🇪 BELWUE193.197.168.0/21 | ||||||
| PTR | open.codes | ||||||
| PTR | zkm.world | ||||||
| PTR | miraculix.zkm.de | ||||||
| PTR | www.zkm.world | ||||||
| NS | infoblox.zkm.de ⭐ ⚠️ Not in parent delegation | ||||||
| A | 193.197.168.39🇩🇪 BELWUE193.197.168.0/21 | ||||||
| PTR | dns2.zkm.de | ||||||
| PTR | infoblox.zkm.de | ||||||
| PTR | ntp.zkm.de | ||||||
| NS | dns.zkm.de | ||||||
| A | 193.197.172.2🇩🇪 BELWUE193.197.168.0/21 | ||||||
| PTR | dns.zkm.de | ||||||
| NS | dns1.belwue.de | ||||||
| A | 2001:7c0::53:10🇩🇪 BELWUE2001:7c0::/32 -V6 | ||||||
| PTR | dns1.belwue.de | ||||||
| A | 129.143.2.10🇩🇪 BELWUE129.143.0.0/16 | ||||||
| PTR | dns1.belwue.de | ||||||
| NS | dns3.belwue.de | ||||||
| A | 2001:7c0:0:253::133🇩🇪 BELWUE2001:7c0::/32 -V6 | ||||||
| PTR | dnsauth-st05.belwue.de | ||||||
| A | 129.143.253.133🇩🇪 BELWUE129.143.0.0/16 | ||||||
| PTR | dnsauth-st05.belwue.de | ||||||
| NS | dns5.belwue.de ⚠️ Not in zone NS records | ||||||
| A | 2001:7c0::53:5🇩🇪 BELWUE2001:7c0::/32 -V6 | ||||||
| PTR | dns5.belwue.de | ||||||
| A | 129.143.4.5🇩🇪 BELWUE129.143.0.0/16 | ||||||
| PTR | dns5.belwue.de | ||||||
| MX | mail1.zkm.de ⭐ | ||||||
| MX | mail2.zkm.de(20) | ||||||
| SOA | infoblox.zkm.dehostmaster@zkm.de 2022-04-06 #17 | ||||||
codes
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.codes ⭐ | ||||||
| NS | v0n1.nic.codes | ||||||
| NS | v0n2.nic.codes | ||||||
| NS | v0n3.nic.codes | ||||||
| NS | v2n0.nic.codes | ||||||
| NS | v2n1.nic.codes | ||||||
| SOA | v0n0.nic.codeshostmaster@donuts.email serial=1784079334 | ||||||
PTR for
Same first word
Similar names
DNS History
12 records (8 active, 4 former)
●NSdns.zkm.de2026-03-02 → 2026-07-15 · 3 obs
● 2026-03-02 22:29:12
● 2026-07-15 01:57:50
●NSdns1.belwue.de2026-03-02 → 2026-07-15 · 3 obs
● 2026-03-02 22:29:12
● 2026-07-15 01:57:50
●NSdns3.belwue.de2026-03-02 → 2026-07-15 · 3 obs
● 2026-03-02 22:29:12
● 2026-07-15 01:57:50
●NSdns5.belwue.de2026-03-02 → 2026-07-15 · 3 obs
● 2026-03-02 22:29:12
● 2026-07-15 01:57:50
●NSinfoblox.zkm.de2026-03-02 → 2026-07-15 · 3 obs
● 2026-03-02 22:29:12
● 2026-07-15 01:57:50
○NSns.123-reg.co.uk2016-12-10 → 2017-10-03 · 4 obs
● 2017-10-03 12:18:00
○ 2026-03-02 22:29:12
○ 2026-07-15 01:57:50
○NSns2.123-reg.co.uk2016-12-10 → 2017-10-03 · 4 obs
● 2017-10-03 12:18:00
○ 2026-03-02 22:29:12
○ 2026-07-15 01:57:50
●MXmail1.zkm.de2026-03-02 → 2026-07-15 · 3 obs
● 2026-03-02 22:29:12
● 2026-07-15 01:57:50
●MXmail2.zkm.de2026-03-02 → 2026-07-15 · 3 obs
● 2026-03-02 22:29:12
● 2026-07-15 01:57:50
○MXopen-codes.mail.protection.outlook.com2016-12-10 → 2017-10-03 · 4 obs
● 2017-10-03 12:18:00
○ 2026-03-02 22:29:12
○ 2026-07-15 01:57:50
●A193.197.168.192026-03-02 → 2026-07-15 · 3 obs
● 2026-03-02 22:29:12
● 2026-07-15 01:57:50
○A212.100.239.1542016-12-10 → 2017-10-03 · 4 obs
● 2017-10-03 12:18:00
○ 2026-03-02 22:29:12
○ 2026-07-15 01:57:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| codes | v0n0.nic.codes, v0n1.nic.codes, v0n2.nic.codes, v0n3.nic.codes... | 12 records |
| open.codes | dns3.belwue.de, dns.zkm.de, dns1.belwue.de, dns5.belwue.de | - |
✅ Authoritative Response
Server:193.197.172.2
NS records: dns3.belwue.de, dns.zkm.de, dns1.belwue.de, dns5.belwue.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for open.codes (unsigned zone)
⏱️ Timing
Total: 1339ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.197.168.19 |
| NS | 4 | dns.zkm.de, infoblox.zkm.de... |
| MX | 2 | mail2.zkm.de (pri: 20), mail1.zkm.de (pri: 10) |
| SOA | 1 | infoblox.zkm.de hostmaster.zkm.de |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.codes, v0n1.nic.codes, v0n2.nic.codes...)
Analysis
IP Addresses
open.codes points to a single IP number: 193.197.168.19.
Host names such as www.zkm.world, miraculix.zkm.de and zkm.world share their IP numbers with open.codes.
Name Servers
Delegation for open.codes is to five name servers: dns1.belwue.de, dns3.belwue.de, dns5.belwue.de and two others.
The name servers of open.codes overlap at least partially with those of other domains — among them european-criminal-law.de, hochschule-rottenburg.de, es-it.de and two more.
These name servers commonly appear in delegations together with infoblox.zkm.de, dns.zkm.de, ns1.uni-hohenheim.de and 7 other.
Host names with two IP numbers:
dns1.belwue.de points to 129.143.2.10 and 2001:7c0::53:10.
dns3.belwue.de points to 129.143.253.133 and 2001:7c0:0:253::133.
dns5.belwue.de points to 129.143.4.5 and 2001:7c0::53:5.
Host names pointing to a single IP address:
dns.zkm.de points to 193.197.172.2.
infoblox.zkm.de points to 193.197.168.39.
Mail Servers
open.codes has two mail servers: mail1.zkm.de and mail2.zkm.de.
open.codes shares the same mail server setup as other domains, including museumskommunikation.de, autofocusfalle.de, thenewnow.de and two others.
open.codes shares mail servers — at least in part — with other domains, including hivemanager-extern.zkm.de, mobile.orbit.zkm.de, moon.zkm.de and two others.